3. A researcher estimates that the average height of buildings in terms of the number of storey in the National Capital Region is at least 15 storeys. A random sample of 12 buildings is selected, and the numbers of storey are shown. At = 0.01, is there enough to reject the claim? 20 10 8. 15 17 25 36 35 12 28 16 30 Solution: 1. State the hypotheses. Ho : H : 2. The level of significance is 3. Determine the critical region. and df = tcritical %3D 4. Complete the table and compute for the value of sample mean, standard deviation and one sample t test X-X (X – X)? (X-X) (X – X )² X 20 36 10 35 8 12 15 28 17 16 25 30 n = X = S = tcomputed = 5. Decision rule. 6. Conclusion.
3. A researcher estimates that the average height of buildings in terms of the number of storey in the National Capital Region is at least 15 storeys. A random sample of 12 buildings is selected, and the numbers of storey are shown. At = 0.01, is there enough to reject the claim? 20 10 8. 15 17 25 36 35 12 28 16 30 Solution: 1. State the hypotheses. Ho : H : 2. The level of significance is 3. Determine the critical region. and df = tcritical %3D 4. Complete the table and compute for the value of sample mean, standard deviation and one sample t test X-X (X – X)? (X-X) (X – X )² X 20 36 10 35 8 12 15 28 17 16 25 30 n = X = S = tcomputed = 5. Decision rule. 6. Conclusion.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Transcribed Image Text:3. A researcher estimates that the average height of buildings in terms of the number of storey in the
National Capital Region is at least 15 storeys. A random sample of 12 buildings is selected, and the
numbers of storey are shown. At = 0.01, is there enough to reject the claim?
20
10
8
15
17
25
36
35
12
28
16
30
Solution:
1. State the hypotheses.
Ho :
H :
2. The level of significance is
and df =
3. Determine the critical region.
tcritical =
4. Complete the table and compute for the value of sample mean, standard deviation and
one sample t test
X - X
(X - X)?
(X – X)
(X – X )?
20
36
10
35
8
12
15
28
17
16
25
30
n =
X =
S =
tcomputed =
5. Decision rule.
6. Conclusion.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps
Recommended textbooks for you
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman